72491781956

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{98993}}^1$

素因数の和:99125

約数の個数: 72

約数和(自身を含む): 149304730680

約数和(自身を除く): 76812948724

約数列:

[1, 2, 4, 11, 17, 22, 34, 44, 68, 89, 121, 178, 187, 242, 356, 374, 484, 748, 979, 1513, 1958, 2057, 3026, 3916, 4114, 6052, 8228, 10769, 16643, 21538, 33286, 43076, 66572, 98993, 183073, 197986, 366146, 395972, 732292, 1088923, 1682881, 2177846, 3365762, 4355692, 6731524, 8810377, 11978153, 17620754, 18511691, 23956306, 35241508, 37023382, 47912612, 74046764, 96914147, 149776409, 193828294, 203628601, 299552818, 387656588, 407257202, 599105636, 814514404, 1066055617, 1647540499, 2132111234, 3295080998, 4264222468, 6590161996, 18122945489, 36245890978, 72491781956]

約数ペア:

[(1, 72491781956), (2, 36245890978), (4, 18122945489), (11, 6590161996), (17, 4264222468), (22, 3295080998), (34, 2132111234), (44, 1647540499), (68, 1066055617), (89, 814514404), (121, 599105636), (178, 407257202), (187, 387656588), (242, 299552818), (356, 203628601), (374, 193828294), (484, 149776409), (748, 96914147), (979, 74046764), (1513, 47912612), (1958, 37023382), (2057, 35241508), (3026, 23956306), (3916, 18511691), (4114, 17620754), (6052, 11978153), (8228, 8810377), (10769, 6731524), (16643, 4355692), (21538, 3365762), (33286, 2177846), (43076, 1682881), (66572, 1088923), (98993, 732292), (183073, 395972), (197986, 366146)]